Every year in the UK, tens of thousands of people experience an out-of-hospital cardiac arrest. Survival depends heavily on one thing: immediate bystander CPR . Brain injury can begin within the first minutes without oxygen. Ambulances do incredible work, but they often cannot arrive within those first critical minutes. And yet, many people still hesitate. Not because they don’t care, but because they believe a myth. Let’s break down the most dangerous misconceptions about CP